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flag penshell

Atrina vexillum

Classification

Family
Pinnidae

The Pinnidae are a taxonomic family of large saltwater clams sometimes known as pen shells. They are marine bivalve molluscs in the order Pteriida. Shell description The shells of bivalves in this family are fragile and have a long and triangular shape, and in life the pointed end is anchored in sediment using a byssus.

Distribution

(c) Tim, some rights reserved (CC BY) · CC-BY
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Countries in the Picchu catalog
France · 7United States of America · 1